41617655281 has 2 divisors, whose sum is σ = 41617655282. Its totient is φ = 41617655280.

The previous prime is 41617655251. The next prime is 41617655329. The reversal of 41617655281 is 18255671614.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36343990881 + 5273664400 = 190641^2 + 72620^2 .

It is a cyclic number.

It is not a de Polignac number, because 41617655281 - 2⁹ = 41617654769 is a prime.

It is a super-2 number, since 2×41617655281² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (41617655231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20808827640 + 20808827641.

It is an arithmetic number, because the mean of its divisors is an integer number (20808827641).

Almost surely, 2^41617655281 is an apocalyptic number.

It is an amenable number.

41617655281 is a deficient number, since it is larger than the sum of its proper divisors (1).

41617655281 is an equidigital number, since it uses as much as digits as its factorization.

41617655281 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 403200, while the sum is 46.

The spelling of 41617655281 in words is "forty-one billion, six hundred seventeen million, six hundred fifty-five thousand, two hundred eighty-one".